package com.xxyuan.batch._18_job_restart_forbid;

import com.xxyuan.batch._17_job_stop_sign.ResouceCount;
import org.springframework.batch.core.Job;
import org.springframework.batch.core.Step;
import org.springframework.batch.core.StepContribution;
import org.springframework.batch.core.configuration.annotation.EnableBatchProcessing;
import org.springframework.batch.core.configuration.annotation.JobBuilderFactory;
import org.springframework.batch.core.configuration.annotation.StepBuilderFactory;
import org.springframework.batch.core.launch.JobLauncher;
import org.springframework.batch.core.scope.context.ChunkContext;
import org.springframework.batch.core.step.tasklet.Tasklet;
import org.springframework.batch.repeat.RepeatStatus;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.annotation.Bean;

@SpringBootApplication
@EnableBatchProcessing
public class JobForBidRestartJob {
    /**
     * job调度器
     */
    @Autowired
    private JobLauncher jobLauncher;

    /***
     * job构造器工厂
     */
    @Autowired
    private JobBuilderFactory jobBuilderFactory;

    /**
     * step构造器工厂
     */
    @Autowired
    private StepBuilderFactory stepBuilderFactory;


    @Bean
    public Tasklet tasklet1() {
        return new Tasklet() {
            @Override
            public RepeatStatus execute(StepContribution stepContribution, ChunkContext chunkContext) throws Exception {
                System.out.println("--------------tasklet1----------------");
                chunkContext.getStepContext().getStepExecution().setTerminateOnly();

                return RepeatStatus.FINISHED;
            }
        };
    }

    @Bean
    public Tasklet tasklet2() {
        return new Tasklet() {
            @Override
            public RepeatStatus execute(StepContribution stepContribution, ChunkContext chunkContext) throws Exception {
                System.out.println("--------------tasklet2----------------");
                return RepeatStatus.FINISHED;
            }
        };
    }


    @Bean
    public Step step1() {
        return stepBuilderFactory.get("step1")
                .tasklet(tasklet1())
                .build();
    }

    @Bean
    public Step step2() {
        return stepBuilderFactory.get("step2")
                .tasklet(tasklet2())
                .build();
    }

    @Bean
    public Job job() {
        return jobBuilderFactory.get("job-for-bid-restart-job1")
                .preventRestart()
                .start(step1())
                .next(step2())
                .build();
    }

    public static void main(String[] args) {
        SpringApplication.run(JobForBidRestartJob.class, args);
    }
}